add build_virtuoso.sh

While I do not intend to use this again it's nice to have all in one
place (i.e. this repo).

ulo/build_virtuoso.sh

+#!/usr/bin/env bash
+
+# Script that builds Virtuoso. It first downloads and installs an old
+# verison of OpenSSL for use w/ Virtuoso.
+#
+# https://gist.github.com/sven-h/b53aa87b78030fd97444d61580c67e1f#file-build_virtuoso-sh
+
+SCRIPTPATH="$( cd "$(dirname "$0")" ; pwd -P )"
+
+# check that everything is installed:
+for package in build-essential dpkg-dev autoconf automake libtool flex bison gperf gawk m4 make odbcinst libxml2-dev libreadline-dev; do # libssl-dev
+    if dpkg-query -s $package 1>/dev/null 2>&1; then
+        echo $package installed
+    else
+        echo $package NOT installed - exiting
+        exit 1
+    fi
+done
+
+#HOT FIX (build own openssl) - based on https://github.com/openlink/virtuoso-opensource/blob/develop/7/README.OpenSSL.md
+#https://github.com/openlink/virtuoso-opensource/issues/781    -  (OpenSSL 1.1 is not yet supported.)
+SSL_VIRTUOSO_VERSION=1.0.2p
+mkdir ssl_home
+wget https://www.openssl.org/source/openssl-$SSL_VIRTUOSO_VERSION.tar.gz
+tar -xvzf openssl-$SSL_VIRTUOSO_VERSION.tar.gz
+rm openssl-$SSL_VIRTUOSO_VERSION.tar.gz
+cd openssl-$SSL_VIRTUOSO_VERSION
+./config --prefix=$SCRIPTPATH/ssl_home shared
+make
+make install
+cd ..
+rm -r openssl-$SSL_VIRTUOSO_VERSION
+
+
+#download virtuoso sources:
+VIRTUOSO_VERSION=7.2.5
+VIRTUOSO_SOURCE=https://github.com/openlink/virtuoso-opensource/releases/download/v$VIRTUOSO_VERSION/virtuoso-opensource-$VIRTUOSO_VERSION.tar.gz
+
+wget "$VIRTUOSO_SOURCE"
+tar -xvzf virtuoso-opensource-$VIRTUOSO_VERSION.tar.gz
+rm virtuoso-opensource-$VIRTUOSO_VERSION.tar.gz
+mkdir virtuoso_install
+cd ./virtuoso-opensource-$VIRTUOSO_VERSION/
+
+LD_LIBRARY_PATH=$SCRIPTPATH/ssl_home/lib ./configure --prefix=$SCRIPTPATH/virtuoso_install --with-readline --program-transform-name="s/isql/isql-v/" --enable-openssl="$SCRIPTPATH/ssl_home"
+LD_LIBRARY_PATH=$SCRIPTPATH/ssl_home/lib make
+LD_LIBRARY_PATH=$SCRIPTPATH/ssl_home/lib make install
+
+read -p "Update ~/.bashrc to include library path and executable path? [y/n]" -r
+if [[ $REPLY =~ ^[Yy]$ ]]; then
+    echo "This script will now add library path and executable path to users .bashrc"
+    echo -e "# added by virtuoso installer\nexport LD_LIBRARY_PATH=\"$SCRIPTPATH/ssl_home/lib:\$LD_LIBRARY_PATH\"\nexport PATH=\"$SCRIPTPATH/virtuoso_install/bin:\$PATH\"\n" >> ~/.bashrc
+fi